Home / 23,261.60-34,836.71-12,715.80

Finding the Fourth Proportional to 23,261.60, 34,836.71 and 12,715.80

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Solution

The fourth proportional to 23,261.60, 34,836.71 and 12,715.80 is: 19,043.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,261.60 : 34,836.71 = 12,715.80 : x
  2. Step 2: Convert to fraction form
    23,261.60/34,836.71 = 12,715.80/x
  3. Step 3: Cross multiply
    23,261.60x = 34,836.71 × 12,715.80
  4. Step 4: Simplify right side
    23,261.60x = 442,976,573.44
  5. Step 5: Solve for x
    x = 442,976,573.44/23,261.60
  6. Step 6: Final answer
    x = 19,043.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.